Drivers with navigation units ended up driving shorter distances and spent less time behind the wheel. As a result, these drivers used less fuel than motorists without GPS units.
Politics in the Zeros
"A republic, if you can keep it." Vegas, taxes.
Politics in the Zeros
"A republic, if you can keep it." Vegas, taxes.
The study is funded by a GPS manufacturer. Doesn’t totally negate it, but I wouldn’t mind seeing some crosstabs